<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div style="display: flex;justify-content: space-between;flex-direction: row;align-items: center;height: 200px;border: 1px solid black;">
        <div>111</div>
        <div>222</div>
        <div>333</div>

    </div>
    <div>display: inline; block; inline-block
        <strong style="width: 100px;height:100px;border: 1px solid black;">hello world</strong>
        111 <strong style="width: 100px;height:100px;display: inline-block;border: 1px solid black;">hello
            world</strong>
        222
    </div>
</body>

</html>